# Personal Transponders?

**URL:** <https://forums.speedlife.net/t/personal-transponders/41001>\
**Category:** NYSpeed Automotive\
**Created:** [December 30, 2007, 9:00pm UTC](https://forums.speedlife.net/t/personal-transponders/41001 "2007-12-30T21:00:23Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![Viper966](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/viper966/32/7268_2.png) [@Viper966](https://forums.speedlife.net/u/Viper966)\
**Post date:** [December 31, 2007, 11:19am UTC](https://forums.speedlife.net/t/personal-transponders/41001/10 "2007-12-31T11:19:07Z")

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> [@chino](#):
>
> you should put sensors on your wheels to warn you before you run off the course 🙂

how about a gravel warning system

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